News that the Treasury Department’s Inspector General has opened an investigation to determine whether three solar companies inflated the cost of their work to increase the payments they would receive from the government should send shivers down the spine of the taxpayer-subsidized green energy industry.

...SolarCity is the most interesting of the names on the list. Its Chairman, Elon Musk, is an Obama supporter who has used taxpayer funds, not once, not twice but three times to enrich himself.